Best Pick
512GBSATA III2.5"540 MB/s
Why we recommend this

The 512GB SATA III drive hits 540 MB/s read and 470 MB/s write speeds, backed by TLC NAND and a 120 TBW endurance rating. Its 1,000,000-hour MTBF and 3-year warranty make it a reliable budget pick, though the DRAM-less design limits sustained performance. Best for cost-conscious desktop builders upgrading from a hard drive who prioritize capacity and price over peak speed.

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Great Alternatives

These options also score highly and may better suit your specific needs

512GBPCIe 3.0 x4M.2 22801,700 MB/s
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250GBPCIe 3.0M.2 22802,400 MB/s
Why we recommend this ▼

The 250GB M.2 2280 PCIe 3.0 NVMe drive hits 2400 MB/s read speeds, making it a fast entry-level option for everyday tasks. Its 3-year warranty and budget-friendly positioning appeal to cost-conscious builders, though it scores low for portable use. Best for users upgrading an older desktop or laptop with a basic NVMe slot who prioritize price over capacity or endurance.

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512GBPCIe 3.0 x4M.2 22802,150 MB/s
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PNY CS900 500GB SATA III 2.5"

86.5 Best Value Score
500GBSATA III2.5"550 MB/s
Why we recommend this ▼

The 500GB SATA III drive delivers 550 MB/s read and 500 MB/s write speeds, with TLC NAND and a DRAM-less design that keeps costs down. Its 200 TBW endurance and 2,000,000-hour MTBF offer reliable daily use, while the 2.5-inch form factor fits most desktops and laptops. This is best for budget-conscious buyers upgrading an older system for faster boot times and everyday file storage, not for heavy workloads or portable use.

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KingSpec P3-FB 512GB SATA III 2.5"

85.4 Best Value Score
512GBSATA III2.5"560 MB/s
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256GBPCIe 3.0 x4M.2 22802,200 MB/s
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256GBPCIe 3.0 x4M.2 22802,000 MB/s
Why we recommend this ▼

The AVOETY AP2000 hits 2000 MB/s reads and 1000 MB/s writes over PCIe 3.0 x4, using TLC NAND with SLC cache and HMB for smoother office and gaming loads. Its TLC Good Die flash and LDPC ECC with copper foil cooling add durability and stability, while broad compatibility covers laptops, desktops, and NVMe enclosures. Best for budget-conscious builders upgrading an older M.2 slot for everyday tasks and light gaming, not for PS5 or portable-heavy use.

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Transcend 250GB SSD SATA III M.2

83.5 Best Value Score
250GBSATA IIIM.2500 MB/s
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480GBSATA III2.5"450 MB/s
Why we recommend this ▼

The 480GB SATA III drive hits 450 MB/s reads and 320 MB/s writes with TLC NAND and a DRAM-less design, backed by a 400 TBW endurance rating and a 2,000,000-hour MTBF. Its low power management and static and dynamic wear leveling make it a reliable pick for daily use, though its portable performance score is weak. This is best for budget-conscious buyers upgrading an older laptop or desktop for everyday tasks like booting Windows and storing documents.

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Timetec 512GB SSD SATA III M.2 2280

83.3 Best Value Score
512GBSATA IIIM.2 2280550 MB/s
Why we recommend this ▼

The 512GB M.2 2280 SATA III drive delivers 550 MB/s reads and 500 MB/s writes via TLC NAND and SLC caching, backed by a 1,500,000-hour MTBF and 256 TBW endurance. Its DRAM-less design keeps costs low while supporting TRIM, ECC, and power-saving features, making it a practical upgrade for older systems. Best for budget-conscious users replacing a slow HDD or aging SATA SSD in a desktop or laptop, where raw capacity and reliability matter more than peak performance.

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ADATA SU630 240GB SATA III 2.5"

82.6 Best Value Score
240GBSATA III2.5"520 MB/s
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Transcend 500GB SSD SATA III

81.5 Best Value Score
500GBSATA III2.5"530 MB/s
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Ediloca ES106 500GB SATA III 2.5"

80.7 Best Value Score
500GBSATA III2.5"550 MB/s
Why we recommend this ▼

The 540 MB/s read and 500 MB/s write speeds, powered by 3D TLC NAND, make this 500GB SATA III drive three times faster than traditional HDDs, accelerating system boot and game loading. Its shock-proof and drop-proof build, along with a 3-year warranty and 24/7 support, adds reliability for everyday use. Best for budget-conscious users upgrading an older PC or laptop for faster boot times and file transfers without moving to NVMe.

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OWC Aura Pro 250GB Proprietary M.2

80.7 Best Value Score
250GBProprietaryM.2530 MB/s
Why we recommend this ▼

The 250GB M.2 SATA III drive hits 530 MB/s reads and 495 MB/s writes, with TLC NAND and hardware encryption for secure storage. Its 5-year warranty and DuraWrite endurance management make it a reliable drop-in upgrade for 2012 MacBook Air models. Best for owners of that specific MacBook Air generation seeking a straightforward, budget-friendly capacity boost.

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DATOTEK 512GB SSD SATA III

78.5 Best Value Score
512GBSATA III2.5"
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